MEOC Technology & Digital Tools 3

Question 1

A mini excavator equipped with a 2D laser guidance system receives grade information from which device?

Accepted Answer

A rotating laser transmitter set up on the job site

Answer

A 2D laser system uses a rotating laser transmitter that projects a reference plane the machine's receiver detects.

Question 2

What is the primary advantage of using a rear-view camera system on a mini excavator over mirrors alone?

Accepted Answer

Cameras provide a wider field of view and eliminate blind spots in tight spaces

Answer

Rear cameras offer a broader, undistorted view directly behind the machine, reducing the blind spots that mirrors cannot cover.

Question 3

When downloading telematics data via a cellular-connected fleet management portal, what security practice should an operator or fleet manager follow?

Accepted Answer

Use unique, strong passwords and log out after each session

Answer

Protecting fleet management portals with strong credentials prevents unauthorized access to machine location and operational data.

Question 4

An electronic depth indicator on a mini excavator reads the current bucket depth relative to what reference point?

Accepted Answer

A pre-set benchmark or natural grade entered by the operator

Answer

The operator inputs a benchmark elevation or sets a reference grade, and the indicator measures depth from that point.

Question 5

Which communication technology is most commonly used to wirelessly transfer updated site design files to a mini excavator's grade control system in the field?

Accepted Answer

Wi-Fi hotspot or cellular data connection

Answer

Wi-Fi and cellular data are standard methods for pushing updated design files to machine control systems in the field.

(MEOC) Mini Excavator Operator Certification Practice Test

(MEOC) Mini Excavator Operator Certification Practice Test

MEOC Technology & Digital Tools 3